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-   -   How to recharge the A/C (https://www.rx7club.com/1st-generation-specific-1979-1985-18/how-recharge-c-758528/)

luism12lm 05-23-08 01:30 PM

How to recharge the A/C
 
Just a quick question, where do I connect the hose to recharge my a/c? Is it on the connector closer to the engine or the one closer to the fender? Any help will be appreciated. Thank you,

Luism12lm

FirebirdSlayer666 05-23-08 01:37 PM

Unless it's already been converter over to R134A you can't recharge it. You would need to have the system evac'd and converted for 134A

74RX4 05-23-08 01:50 PM

Closer to the fender.

Scott1982 05-23-08 02:18 PM

If you are putting R134A into a R12 system, you do need to consider that the old mineral oil lubricant used with R12 won't be carried by the R134 - which is why they now use PAG and Ester oils. A flushing would be required and I would suggest new compliant o-rings at a minimum.

luism12lm 05-23-08 02:19 PM


Originally Posted by 74RX4 (Post 8219777)
Closer to the fender.

Thank you, the a/c is working again.

BlackWorksInc 05-23-08 02:53 PM

I guess that must mean somebody has some left over R12 at their house...:Wconfused

Scott1982 05-23-08 09:20 PM


Originally Posted by DemonSpawn67 (Post 8219980)
I guess that must mean somebody has some left over R12 at their house...:Wconfused

Actually for about $20, you can become certified and then it is perfectly legal to purchase.... Online too...

Scott

john ward 05-23-08 10:42 PM

Or retrofit it for 1/3 the price. Itdoes not get as cold but you might as well just switch it to 134a. And usually the dessicant is not compatible either so you need to replace the receiver dryer

Rx-7Doctor 05-24-08 01:14 AM

Maybe legal to purchase at that point but not to service the A/C unless you have the proper equipment to recover and dispense the R12.:)







Originally Posted by Scott1982 (Post 8220865)
Actually for about $20, you can become certified and then it is perfectly legal to purchase.... Online too...

Scott


Scott1982 05-24-08 05:35 AM

Yes, all above true, which is why I went R134 :)
However, if you currently have R12 and it is not leaky, it may be cheaper and better in the long run to top off with R12. The fines are quite large for allowing R12 to the atmosphere...

FirebirdSlayer666 05-24-08 01:38 PM

Also not to mention, if you can even find R12 anymore, it is expensive. Last I checked(couple years ago) it was $80 per pound

luisan45 05-24-08 09:40 PM

Where does refrigerant go?
 
Which line does the refrigerant go into. I've checked the forum but cant find the answer. I see 2 places where it could go on top of the compressor. Dont know which line is which.

djessence 05-24-08 10:36 PM

Am i the only one who finds this sketchy? If you dont know where the lines go and what is what, (now im just speculating) you probably shouldnt be fucking around with some seriously toxic materials

BlackWorksInc 05-25-08 12:53 PM

I agree with that completely...

Think of all the tree hugging hippies you could kill!

But seriously, don't be fucking with a (presumably, but probably not really) high pressure system filled with toxic refigerant that could freeze your fucking fingers off if you're stupid!


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